<template>
  <div>
    <el-row :gutter="20">
      <!--部门数据-->
      <el-col :span="6" :xs="24">
        <div class="head-container">
          <el-input
            v-model="deptName"
            placeholder="请输入部门名称"
            clearable
            size="small"
            prefix-icon="el-icon-search"
            style="margin-bottom: 20px"
          />
        </div>
        <div class="head-container">
          <el-tree
            :data="deptOptions"
            :props="defaultProps"
            :expand-on-click-node="false"
            :filter-node-method="filterNode"
            ref="tree"
            node-key="id"
            default-expand-all
            highlight-current
            @node-click="handleNodeClick"
          />
        </div>
      </el-col>
      <!--用户数据-->
      <el-col :span="18" :xs="24">
        <el-form
          :model="queryParams"
          ref="queryForm"
          size="small"
          :inline="true"
          v-show="showSearch"
          label-width="68px"
        >
          <el-form-item label="用户名称" prop="userName">
            <el-input
              v-model="queryParams.userName"
              placeholder="请输入用户名称"
              clearable
              @keyup.enter="handleQuery"
            />
          </el-form-item>
          <el-form-item label="手机号码" prop="phonenumber">
            <el-input
              v-model="queryParams.phonenumber"
              placeholder="请输入手机号码"
              clearable
              @keyup.enter="handleQuery"
            />
          </el-form-item>
          <el-form-item>
            <el-button type="primary" icon="el-icon-search" size="mini" @click="handleQuery"
              >搜索
            </el-button>
            <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
          </el-form-item>
        </el-form>
        <el-table
          v-show="checkType === 'multiple'"
          ref="dataTable"
          v-loading="loading"
          :row-key="getRowKey"
          :data="userList"
          @selection-change="handleMultipleUserSelect"
        >
          <el-table-column type="selection" :reserve-selection="true" width="50" align="center" />
          <el-table-column
            label="用户编号"
            align="center"
            key="userId"
            prop="userId"
            v-if="columns[0].visible"
          />
          <el-table-column
            label="登录账号"
            align="center"
            key="userName"
            prop="userName"
            v-if="columns[1].visible"
            :show-overflow-tooltip="true"
          />
          <el-table-column
            label="用户姓名"
            align="center"
            key="nickName"
            prop="nickName"
            v-if="columns[2].visible"
            :show-overflow-tooltip="true"
          />
          <el-table-column
            label="部门"
            align="center"
            key="deptName"
            prop="dept.deptName"
            v-if="columns[3].visible"
            :show-overflow-tooltip="true"
          />
          <el-table-column
            label="手机号码"
            align="center"
            key="phonenumber"
            prop="phonenumber"
            v-if="columns[4].visible"
            width="120"
          />
        </el-table>
        <el-table
          v-show="checkType === 'single'"
          v-loading="loading"
          :data="userList"
          @current-change="handleSingleUserSelect"
        >
          <el-table-column width="55" align="center">
            <template #default="scope">
              <el-radio v-model="radioSelected" :label="scope.row.userId">{{ '' }}</el-radio>
            </template>
          </el-table-column>
          <el-table-column
            label="用户编号"
            align="center"
            key="userId"
            prop="userId"
            v-if="columns[0].visible"
          />
          <el-table-column
            label="登录账号"
            align="center"
            key="userName"
            prop="userName"
            v-if="columns[1].visible"
            :show-overflow-tooltip="true"
          />
          <el-table-column
            label="用户姓名"
            align="center"
            key="nickName"
            prop="nickName"
            v-if="columns[2].visible"
            :show-overflow-tooltip="true"
          />
          <el-table-column
            label="部门"
            align="center"
            key="deptName"
            prop="dept.deptName"
            v-if="columns[3].visible"
            :show-overflow-tooltip="true"
          />
          <el-table-column
            label="手机号码"
            align="center"
            key="phonenumber"
            prop="phonenumber"
            v-if="columns[4].visible"
            width="120"
          />
        </el-table>
        <pagination
          v-show="total > 0"
          :total="total"
          :page-sizes="[5, 10]"
          v-model:page="pageParams.pageNum"
          v-model:limit="pageParams.pageSize"
          @pagination="getList"
        />
      </el-col>
    </el-row>
  </div>
</template>

<script>
  import { listUser, deptTreeSelect } from '@/api/system/user';
  import { StrUtil } from '@/utils/StrUtil';

  export default {
    name: 'FlowUser',
    props: {
      // 回显数据传值
      selectValues: {
        type: String,
        default: '',
        required: false,
      },
      // 表格类型
      checkType: {
        type: String,
        default: 'multiple',
        required: true,
      },
    },
    data() {
      return {
        // 遮罩层
        loading: true,
        // 选中数组
        ids: [],
        // 非单个禁用
        single: true,
        // 非多个禁用
        multiple: true,
        // 显示搜索条件
        showSearch: true,
        // 总条数
        total: 0,
        // 用户表格数据
        userList: [],
        // 弹出层标题
        title: '',
        // 部门树选项
        deptOptions: undefined,
        // 是否显示弹出层
        open: false,
        // 部门名称
        deptName: undefined,
        // 表单参数
        form: {},
        defaultProps: {
          children: 'children',
          label: 'label',
        },
        // 查询参数
        queryParams: {
          userName: undefined,
          phonenumber: undefined,
          status: undefined,
          deptId: undefined,
        },
        pageParams: {
          pageNum: 1,
          pageSize: 10,
        },
        // 列信息
        columns: [
          { key: 0, label: `用户编号`, visible: true },
          { key: 1, label: `用户名称`, visible: true },
          { key: 2, label: `用户昵称`, visible: true },
          { key: 3, label: `部门`, visible: true },
          { key: 4, label: `手机号码`, visible: true },
          { key: 5, label: `状态`, visible: true },
          { key: 6, label: `创建时间`, visible: true },
        ],
        radioSelected: null, // 单选框传值
        selectUserList: [], // 回显数据传值
      };
    },
    watch: {
      // 根据名称筛选部门树
      deptName(val) {
        this.$refs.tree.filter(val);
      },
      selectValues: {
        handler(newVal) {
          if (StrUtil.isNotBlank(newVal)) {
            if (!Array.isArray(newVal)) {
              this.radioSelected = Number(newVal);
            } else {
              this.selectUserList = newVal;
            }
          }
        },
        immediate: true,
      },
      userList: {
        handler(newVal) {
          if (StrUtil.isNotBlank(newVal) && this.selectUserList.length > 0) {
            this.$nextTick(() => {
              this.$refs.dataTable.clearSelection();
              this.selectUserList?.split(',').forEach((key) => {
                this.$refs.dataTable.toggleRowSelection(
                  newVal.find((item) => key == item.userId),
                  true,
                );
              });
            });
          }
        },
        immediate: true, // 立即生效
        deep: true, //监听对象或数组的时候，要用到深度监听
      },
    },
    created() {
      this.getList();
      this.getDeptTree();
    },
    methods: {
      /** 查询用户列表 */
      getList() {
        this.loading = true;
        listUser(this.queryParams, this.pageParams).then((response) => {
          this.userList = response?.data?.records ?? [];
          this.total = response?.data?.total ?? 0;
          this.loading = false;
        });
      },
      /** 查询部门下拉树结构 */
      getDeptTree() {
        deptTreeSelect().then((response) => {
          this.deptOptions = response.data;
        });
      },
      // 保存选中的数据id,row-key就是要指定一个key标识这一行的数据
      getRowKey(row) {
        return row.id;
      },
      // 筛选节点
      filterNode(value, data) {
        if (!value) return true;
        return data.label.indexOf(value) !== -1;
      },
      // 节点单击事件
      handleNodeClick(data) {
        this.queryParams.deptId = data.id;
        this.handleQuery();
      },
      // 多选框选中数据
      handleMultipleUserSelect(selection) {
        this.$emit('handleUserSelect', selection);
      },
      // 单选框选中数据
      handleSingleUserSelect(selection) {
        this.selectionInfo = selection;
        this.radioSelected = selection.userId; //点击当前行时,radio同样有选中效果
      },
      // 传递单选框选中的数据
      transmitSingleUserSelect() {
        this.$emit('handleUserSelect', this.selectionInfo);
      },
      /** 搜索按钮操作 */
      handleQuery() {
        this.queryParams.pageNum = 1;
        this.getList();
      },
      /** 重置按钮操作 */
      resetQuery() {
        this.dateRange = [];
        this.resetForm('queryForm');
        this.queryParams.deptId = undefined;
        this.$refs.tree.setCurrentKey(null);
        this.handleQuery();
      },
    },
  };
</script>
